Setting The Filter Response To A Match - Nortel Versalar 15000 Troubleshooting Manual

Managing and Troubleshooting the Versalar Switch Router 15000
• Reference, Offset, and Size
Specifies the data in the packet to compare with the string. Reference
identifies the field of the packet. Offset determines the number of bytes after
the reference with which to begin the comparison. Size determines the
number of bytes to compare to the string.
Packet capture also supports one group parameter for each packet direction. The
group parameter allows you to specify whether the packet must match both filter 1
and filter 2 in order for packet capture to copy it.
Note: To avoid confusion, configure all parameter settings for one filter before
going to the next. For example, configure all receive filter 1 parameters before
configuring the receive filter 2 parameters.

Setting the Filter Response to a Match

To set the response to a filter, enter the following commands:
rx-filter-type <value>
rx-filter2-type <value>
tx-filter-type <value>
tx-filter2-type <value>
value
•
capture
•
trigger
string. Packet capture will not copy the packet containing the match.
•
notused
use this setting, packet capture does not use the remaining parameter settings
for the associated filter.
Note: You can configure a filter with a type of capture or trigger, but not both.
If you configure two receive filters, one a capture filter and the other a trigger
filter, make filter 2 the trigger filter.
8-14
for receive filter 1
for receive filter 2
for transmit filter 1
for transmit filter 2
is one of the following:
-- Copies only the packets containing the data that matches the string.
-- Terminates when packet capture matches data in a packet with the
-- Copies every packet on a circuit, regardless of its contents. If you
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